The most important outcome of the adams-onis treaty of 1821 was that

the two major parties acting together and cooperating when making decisions is bipartisan

the doctrine of nullification recommended that states living inside the union have the one-sided, inalienable ideal to void any law made by the national government that could be esteemed illegal.

the united states was shaped based on a general agreement among its individual states. hence, it is inferred that under the hypothesis of invalidation, since the states are the establishment of the union, they have the ability to referee and disprove unlawful laws.

d is the answer. leo should include the source.

she went to newnham women's college at cambridge university